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8280066 = 237571823
BaseRepresentation
bin11111100101100000000010
3120120200010010
4133211200002
54104430231
6453245350
7130244064
oct37454002
916520103
108280066
114745a33
122933856
13193ba62
141157734
15ad8546
hex7e5802

8280066 has 16 divisors (see below), whose sum is σ = 16591104. Its totient is φ = 2754864.

The previous prime is 8280053. The next prime is 8280127. The reversal of 8280066 is 6600828.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3631 + ... + 5453.

It is an arithmetic number, because the mean of its divisors is an integer number (1036944).

Almost surely, 28280066 is an apocalyptic number.

8280066 is an abundant number, since it is smaller than the sum of its proper divisors (8311038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8280066 is a wasteful number, since it uses less digits than its factorization.

8280066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2585.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 8280066 is about 2877.5103822576. The cubic root of 8280066 is about 202.3071659181.

The spelling of 8280066 in words is "eight million, two hundred eighty thousand, sixty-six".

Divisors: 1 2 3 6 757 1514 1823 2271 3646 4542 5469 10938 1380011 2760022 4140033 8280066